US8381732B2ActiveUtilityA1

Nasal interface device

71
Assignee: PERIODIC BREATHING FOUNDATION LLCPriority: Mar 21, 2008Filed: Mar 23, 2009Granted: Feb 26, 2013
Est. expiryMar 21, 2028(~1.7 yrs left)· nominal 20-yr term from priority
Inventors:Robert W. Daly
A61M 16/0825A61M 16/0816A61M 16/0616A61M 16/0666A61M 16/06A61M 16/0688A61M 2210/0618
71
PatentIndex Score
10
Cited by
85
References
11
Claims

Abstract

A nasal interface device and a method of use are disclosed. The device includes a facial adaptor configured to be secured to the nose of a user and having two nostril pads having open channels configured to be inserted into nostrils of the user and a piercing/swivel adaptor configured to interact with the facial adaptor through the two nostril prongs. The piercing/swivel adaptor is further configured to be coupled to an airway tube, the airway tube is configured to supply air/gas to the user.

Claims

exact text as granted — not AI-modified
1. A nasal interface device, comprising:
 a facial adaptor including:
 a first portion comprising a bendable strip extending upwardly with bendable flaps extending outwardly thereform, configured to be secured to the bridge of the nose of a user; 
 a second portion forming a bottom thereof and configured to cover the bottom portion of the nose of a user; and 
 nostril extensions affixed to said second portion and configured to be inserted into a nostril of the user, said nostril extensions are configured to substantially conform to an interior geometry of the nostril upon insertion of the extensions into the nostril and includes an open channel protruding through the nostril extensions; and 
 
 a piercing/swivel adaptor including:
 nostril tubes including prongs that are inserted through said open channels in said nostril extensions causing said nostril pad to expand toward an interior surface of the nostril and form an air-tight seal between the nostril extension and the nostril; 
 a swivel adaptor rotatably connected to said nostril tubes and further configured to be coupled to an airway tube configured to supply air/gas to the user. 
 
 
     
     
       2. The device according to  claim 1 , wherein said nostril extensions are configured to have a flared shape, whereby a distal end of the nostril extensions are configured to be inserted first into the nostril, has a greater diameter than a proximate end of the nostril end, configured to be disposed substantially adjacent to an opening of the nostril after insertion of said nostril extensions into the nostril;
 said flared shape of said nostril extensions is configured to create a locking arrangement with the nostril upon insertion of said nostril tube through said open channel of said nostril extensions. 
 
     
     
       3. The device according to  claim 1 , wherein said facial adaptor is configured to be externally affixed to the nose or the face of the user. 
     
     
       4. The device according to  claim 3 , further comprising a friction clamp coupled to said facial adaptor; wherein said friction clamp is configured to clamp the bridge of the nose of the user at least one side of the nose of the user. 
     
     
       5. The device according to  claim 1 , wherein said piercing/swivel adaptor comprises:
 a housing having an interior surface and an exterior surface; 
 said nostril tube configured to protrude away from said interior surface of said housing; 
 a connector tube configured to protrude away from said exterior surface of said housing; 
 said nostril tube is configured to be located on an opposite side of said housing as said connector tube; 
 said connector tube further includes a swivel element configured to allow connection of said airway tube; 
 said nostril tube and said connector tubes are configured to be connected to each other via an airway passage disposed inside said housing of said piercing/swivel adaptor. 
 
     
     
       6. The device according to  claim 5 , wherein upon insertion of said nostril tube into said open channel, the piercing/swivel adaptor is configured to create an airway passage between the nose of the user and the airway tube when the airway tube is coupled to said swivel element of said piercing/swivel adaptor. 
     
     
       7. The device according to  claim 6 , wherein said swivel element allows rotation of the airway tube when the airway tube is coupled to said swivel element. 
     
     
       8. The device according to  claim 1 , wherein said facial adaptor is manufactured from any biocompatible elastomeric material having a Shore A hardness rating in the range of Shore A 00 to Shore A 60. 
     
     
       9. The device according to  claim 1 , wherein said nostril extensions are manufactured from an elastomeric material. 
     
     
       10. The device according to  claim 2 , wherein said facial adaptor further comprises two nostril extensions, wherein each said nostril extension includes a respective open channel. 
     
     
       11. The device according to  claim 10 , wherein said piercing/swivel adaptor further comprises two nostril tubes configured to be inserted into each said respective open channel in said nostril extensions.

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